20515488

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{30529}}^1$

素因数の和:30549

約数の個数: 48

約数和(自身を含む): 61548480

約数和(自身を除く): 41032992

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 30529, 61058, 91587, 122116, 183174, 213703, 244232, 366348, 427406, 488464, 641109, 732696, 854812, 976928, 1282218, 1465392, 1709624, 2564436, 2930784, 3419248, 5128872, 6838496, 10257744, 20515488]

約数ペア:

[(1, 20515488), (2, 10257744), (3, 6838496), (4, 5128872), (6, 3419248), (7, 2930784), (8, 2564436), (12, 1709624), (14, 1465392), (16, 1282218), (21, 976928), (24, 854812), (28, 732696), (32, 641109), (42, 488464), (48, 427406), (56, 366348), (84, 244232), (96, 213703), (112, 183174), (168, 122116), (224, 91587), (336, 61058), (672, 30529)]